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Lesson Plan
Curated OER

Balancing the Scales: Understanding Ratios

For Teachers 5th - 8th
Students are introduced to the concept of ratios. In groups, they convert sets of numbers into a ratio. After practicing, they use the ratios and proportions to solve story problems. They also calculate map distances and discover map...
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Assessment
Noyce Foundation

Photographs

For Teachers 6th - 7th Standards
Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.
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Lesson Plan
Curated OER

Ratios And Scale

For Teachers 9th - 12th
students investigate the concept of using a ratio in the work of construction and solve problems using real life applications. They read descriptions of how various types of construction professionals use ratios on the job. The lesson...
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Lesson Plan
Curated OER

Measurement 4: Linear Measure

For Teachers 4th - 5th
In this measurement worksheet, young scholars use a ruler to measure, in inches, the distance of various line segments. Then, using the scale drawing, they determine the actual distance in miles. Students may use their knowledge of...
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Lesson Plan
Curated OER

Solve for Scale Factors Using Proportions

For Teachers 8th
Eighth graders solve problems using proportions with scaled drawings. They work with maps and blue-prints discussing scales and plans and examine different polygons and figure out the scale factors or proportions they have been changed by.
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Lesson Plan
Curated OER

Introduction To Topographic Map Activities

For Teachers 7th - 9th
Young scholars discuss different types of maps, their similarities and differences. Using a Topographical Maps CD-rom program students create their own map.
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Unit Plan
Radford University

The Wheels on the Bus

For Students 9th - 12th Standards
Find a cheaper way to keep buses going round and round. Small groups use their knowledge of ratios and proportions to find ways to save money on school transportation. The teams determine the number of miles buses currently travel by...
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Unit Plan
Bowland

Alien Invasion

For Teachers 6th - 9th
Win the war of the worlds! Scholars solve a variety of problems related to an alien invasion. They determine where spaceships have landed on a coordinate map, devise a plan to avoid the aliens, observe the aliens, and break a code to...
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Lesson Plan
Curated OER

Maps

For Teachers 5th - 10th
Young scholars figure out the mileage from one state to another using a map. In this map lesson, students look at the scale factor and turn it into a fraction. They measure the distance between two cities and use the proportion to find...
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Lesson Plan
Curated OER

Investigation - The Local Bagel Shop

For Teachers 6th
Sixth graders investigate unit pricing to find which cup of coffee is a better buy. They use ratio and proportions to solve problems involving a change of scale in drawings, maps, recipes, etc. Students determine the unit cost of items...
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Assessment
Inside Mathematics

Swimming Pool

For Teachers 9th - 11th Standards
Swimming is more fun with quantities. The short assessment task encompasses finding the volume of a trapezoidal prism using an understanding of quantities. Individuals make a connection to the rate of which the pool is filled with a...
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Lesson Plan
Curated OER

One Size Fits All?

For Teachers 3rd - 5th
Students describe the differences between an estimate and a guess. They create reasonable estimates based on comparison and activities. Students explain how estimation is helpful in showing the relative size on a scale. They also...
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Lesson Plan
Curated OER

Scale Drawings

For Teachers 6th - 8th
Students discuss the importance of scaling drawings. For this math lesson, students create a scaled drawing of circuit boards. They explain why accuracy is very important when scaling.
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Lesson Plan
Curated OER

Reading distance on maps

For Teachers 8th
Eighth graders complete worksheets on reading the distance on maps in miles or kilometers. In this maps lesson plan, 8th graders use a calculator and ruler.
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Lesson Plan
Curated OER

Blazing the Trail

For Teachers 5th - 9th
Learning about proportions through measuring and mapping distances is the focus of this real-world math instructional activity that doubles as an activity. Mathematicians complete a course designed to measure and map locations in order...
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Lesson Plan
Curated OER

Scale

For Teachers 9th - 10th
Students apply concepts of scales to solve problems. In this geometry activity, students solve real world problems using scales, proportions and ratios. They predict the actual size of a model given the scale drawings.
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Lesson Plan
Curated OER

Measurement 2

For Teachers 6th - 8th
In this measurement worksheet, students use liner measure with a provided ruler to determine the distance between objects. Using a map scale, they evaluate the actual distance. Students may use their knowledge of proportions to solve...
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Lesson Plan
Curated OER

Playground Mapping

For Teachers K - 2nd
Students review their physical models of the objects on their playground at school. Using the model, they convert it into a map with a scale and key. To end the instructional activity, they use the map to locate different objects and...
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Unit Plan
Mathematics Vision Project

Circles: A Geometric Perspective

For Teachers 10th - 12th Standards
Circles are the foundation of many geometric concepts and extensions - a point that is thoroughly driven home in this extensive unit. Fundamental properties of circles are investigated (including sector area, angle measure, and...
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Lesson Plan
Curated OER

Discovering New Mexico

For Teachers 7th
Seventh graders discuss the elements of maps and using basic linear measurement. They calculate the distance between the cities and create a simulated journey around New Mexico using a road map. They write out the directions for their...
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Lesson Plan
Curated OER

Mission: Possible

For Teachers 5th - 8th
Students explore the concept of scale. In this scale lesson, students are given directions scaled in inches and students must convert them to feet. Students take a section of a map and create a bigger scaled model of the section.
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Lesson Plan
Curated OER

Ratio Relationships

For Teachers 9th - 11th
Students solve for the different ratio and proportion of a problem. In this geometry lesson plan, students show their knowledge of how to solve proportional relationships. They convert between percent, decimals and fractions.
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Lesson Plan
Curated OER

Measurement 3: Rulers

For Teachers 6th - 7th
In this measurement worksheet, students measure the linear distance, in inches, between stated objects. Next, they determine the actual distance, in miles.
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Lesson Plan
Curated OER

Measurement

For Teachers 6th - 7th
In this measurement worksheet, students measure distance with a provided ruler. Using the provided map scale, students determine the actual distance between objects. They may set up proportions to evaluate each situation.